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fastercsv gem
=========> Download Link http://bytro.ru/49?keyword=fastercsv-gem&charset=utf-8
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JEG2 Merge pull request #17 from cgorshing/readme-to-rdoc ….. FasterCSV is intended as a replacement to Ruby's standard CSV library.. Be significantly faster than CSV while remaining a pure Ruby library. Rewinds the underlying IO object and resets FasterCSV's lineno() counter. #shift ⇒ Object (also: #gets, #readline). The primary read method for wrapped Strings and IOs, a single row is pulled from the data source, parsed and returned as an Array of fields (if header rows are not used) or a FasterCSV::Row (when header. The FasterCSV examples folder provides several examples. PS. Please note that FasterCSV has nothing to do with Rails framework. Is a Ruby library. FasterCSV is intended as a replacement to Ruby's standard CSV library. Installation 1) $ gem install fastercsv 2) add the following to gemfile gem 'fastercsv' code sample performancecsv="Array".new FasterCSV.open("./file.csv", "w") do |csv| @studentdetails.each do | student. anyone else seen this? mussel:~ > gem install fastercsv Attempting local installation of 'fastercsv' Local gem file not found: fastercsv*.gem Attempting remote installation of 'fastercsv' Updating Gem source index for: http://gems.rubyforge.org Successfully installed fastercsv-0.1.9 Installing RDoc. As a demonstration of FasterCSV , let's update Script 13.2. To use FasterCSV: 1. Install the FasterCSV gem. gem install fastercsv See Chapter 12 for instructions on how to install gems on your operating system. 2. Open lost.rb (Script 13.2) in your text editor or IDE if it is not already. 3. After including the other gems, include. fastercsv gem is a fast CSV parsing library. CSV—short for comma-separated values—is an unstandardized data-exchange format. Unlike XML—which has a formal standard and programs that can check a data file for validity—CSV has a great many different forms. However, CSV is also extremely easy to output, and quite. gem install fastercsv. Then copy the excel file(oh, convert it to .csv file first) to the root of your application. Now as the target table is “Bcode" with fields, term_no, standard_term at the root, ruby script/console. Parsing CSV with fastercsv. The fastercsv gem is a fast CSV parsing library. CSV—short for comma-separated values—is an unstandardized data-exchange format. Unlike XML—which has a formal standard and programs that can check a data file for validity—CSV has a great many different forms. How- ever, CSV is also. Installation. FasterCSV isn't part of the Ruby standard library in Ruby 1.8, but it is available as a RubyGem. To install it, use the typical gem installation process (as covered in Chapter 7), like so: gem install fastercsv or sudo gem install fastercsv FasterCSV is made available as the standard CSV library in. The FasterCSV library, available to Ruby 1.8 as the fastercsv gem, improves on csv's performance and interface. Starting in Ruby 1.9, the fastercsv gem became the standard csv library. If you are using Ruby 1.8, definitely use the fastercsv gem for compatibility. CSV::Reader.parse and FasterCSV.parse work the same way:. /usr/share/gems/gems/fastercsv-1.5.5 /usr/share/gems/gems/fastercsv-1.5.5/AUTHORS /usr/share/gems/gems/fastercsv-1.5.5/CHANGELOG /usr/share/gems/gems/fastercsv-1.5.5/COPYING /usr/share/gems/gems/fastercsv-1.5.5/INSTALL /usr/share/gems/gems/fastercsv-1.5.5/LICENSE. /usr/share/rubygems/cache/fastercsv-1.5.5.gem; /usr/share/rubygems/gems/fastercsv-1.5.5/AUTHORS; /usr/share/rubygems/gems/fastercsv-1.5.5/CHANGELOG; /usr/share/rubygems/gems/fastercsv-1.5.5/COPYING; /usr/share/rubygems/gems/fastercsv-1.5.5/INSTALL; /usr/share/rubygems/gems/fastercsv-1.5.5/LICENSE. Content of RPM : /usr/lib64/ruby/gems/2.3.0/cache/fastercsv-1.5.5.gem /usr/lib64/ruby/gems/2.3.0/gems/fastercsv-1.5.5 /usr/lib64/ruby/gems/2.3.0/gems/fastercsv-1.5.5/AUTHORS /usr/lib64/ruby/gems/2.3.0/gems/fastercsv-1.5.5/CHANGELOG /usr/lib64/ruby/gems/2.3.0/gems/fastercsv-1.5.5/COPYING CSV is slow. “Use FasterCSV" Twitter: @bphogan Web: http://www.napcs.com/ The hammer command is failing with the F19 RPMs as it's trying to load fastercsv according to the gemspec. Since this is a Ruby 2.0 platform, it's not actually needed, but the gemspec doesn't specify this. not ok 15 check smart proxy is registered # (in test file /usr/bin/fb-install-foreman.bats, line 135). The fastercsv gem is a fast CSV parsing library. CSV—short for comma-separated values—is an unstandardized data-exchange format. Unlike XML—which has a formal standard and programs that can check a data file for validity—CSV has a great many different forms. However, CSV is also extremely. I followed the instructions found at: http://wiki.dreamhost.com/index.php/RubyGems for setting up our accounts so we can install our own gems. To the letter, cut & pasting, and all. I then attempted to install a cha… and it has a GEMFILE as well, in its vendor/gems directory it has 'fastercsv-1.5.4' gem and in its migrations (in two migrations) it has required the gem 'fastercsv' require 'fastercsv'. But when I do rake db:migrate. it fails the migration claiming. "Please switch to Ruby 1.9's standard CSV library. It's FasterCSV plus support for. FasterCSV is intended as a complete replacement to the CSV standard library. It is significantly faster and smaller while still being pure Ruby code. It also strives for a better interface. Maintained by: Lionel Young Keywords: csv,ruby,reckon ChangeLog: rubygem-fastercsv. Homepage: https://rubygems.org/gems/fastercsv. ruby -rubygems -ve 'gem("fastercsv", "=1.4.0"); require "faster_csv"; p FCSV.read(ARGV.shift)[0..24]' performance_log.csv.xls ruby 1.8.6 (2010-02-05 patchlevel 399) [i686-darwin10.2.0] /usr/local/lib/ruby/gems/1.8/gems/fastercsv-1.4.0/lib/faster_csv.rb:1650:in shift': Illegal quoting on line 24. (FasterCSV::MalformedCSVError) Package: fastercsv. FasterCSV is intended as a complete replacement to the CSV standard library. It is significantly faster and smaller while still being pure Ruby code. It also strives for a better interface. Authors: James Edward Gray II; Home at rubygems.org. izazam 8 post(s). i want to install importer plugin but failed to install fastercsv. Below error prompted: could not find gem fastercsv locally or in repository. where shall i save the fastercsv folder and which directory shall i be in when installing. my gem env as below. C:Documents and. And in Ruby 1.9 you can't continue using FasterCSV, if you do, you'll get an error message like this: Please switch to Ruby 1.9's standard CSV library. It's FasterCSV plus support for Ruby 1.9's m17n encoding engine. The workaround for this is, instruct bundler to include fastercsv only if I'm running ruby 1.8: gem 'fastercsv'. Вам не нужно использовать драгоценный камень FasterCSV с Ruby 1.9.2, поскольку он уже включен в качестве стандартной библиотеки CSV (например, require 'csv' ). Просто измените ссылки в своем приложении с FasterCSV на CSV и удалите папку vendor/gems/fastercsv , и она должна просто работать. FasterCSV is intended as a complete replacement to the CSV standard library.. Ruby Gem for smarter importing of CSV Files as Array(s) of Hashes, with optional features for processing large files in parallel, embedded comments, unusual field- and record-separators, flexible mapping of CSV-headers to Hash-keys. Use FasterCSV. Get the FasterCSV gem. Why? It's faster, and easier to use. Once you've got it, require it in environment.rb. Here's an abbreviated version of my working controller method. Copy/paste/modify. And you're done! Ruby Gem: fastercsv - Documentation,wiki, github, screenscasts and other links for fastercsv. Similar and related gems for fastercsv. If you are using FasterCSV, you just need to do: tsv_str = FasterCSV.generate(:col_sep => "t") do |tsv| tsv Keep this in mind.. TSV is a much simpler and faster format, but the spreadsheet gem might be useful to you in more complex cases. Finally, Kieran. Reposted from Rails Weenie: Install FasterCSV ('gem install fasterCSV') The code to use inside the migration is similar to: FasterCSV.foreach("#{RAILS_ROOT}/lib/symbols_database/security_list.csv", :row_sep => "r") do |row| field1,field2,field3 = row Foo.create(:field1 => field1, :field2 => field2, :field3. You might need to use FasterCSV in that case. permalink; embed; save; give gold. [–]Schrockwell 3 points4 points5 points 6 years ago (0 children). This. For 1.8.7 you should use the FasterCSV gem. For 1.9.x, FasterCSV was rolled into the native libraries and renamed just 'CSV'. Depending on your. You have a plain-text string in a comma-delimited format. You need to parse this string, either to build a data structure or to perform some operation on the data and write it back out. Solution. The built-in csv library can parse most common character-delimited formats. The FasterCSV library, available as the fastercsv gem,. It's built in Rails 3.0 and has several external gem dependencies. I can deal with it being Rails 3.0 versus a newer release, but the problem is the Gemfile. Can you spot the potential problem here? source 'http://rubygems.org' gem 'rails', '3.0.6' gem 'mysql2' gem 'fastercsv' gem 'paperclip' gem 'devise' gem. how to use fastercsv to generate a .csv file[Rails] Get the FasterCSV gem. Now add require 'fastercsv' in your environment.rb. now place the following code in your controller . def export @users = User.find(:all) csv_string = FasterCSV.generate do |csv| # header row csv << ["role_id", "user_name",. ... CSVReplace all FasterCSV constants with CSV.Also, include require 'csv' to relevant files (or include the require to your config/environment.rb file).Inclusions config/environment.rb## Include this before the `Rails::Initializer.run` line:if RUBY_VERSION >= '2.0.0' module Gem def self.source_index sources. Solution. The built-in csv library can parse most common character-delimited formats. The FasterCSV library, available as the fastercsv gem, improves on csvs performance and interface. Ill show you both, but I recommend fastercsv unless you can use any software at all outside the standard library. CSV::Reader.parse and. sudo gem install fastercsv. Now you can just fire up script/console of your Rails app and type in the below, or just put this in a database migration to slurp up all that good spreadsheet data. The below assumes you have a 'users' table with fields name, address, and email that are also rows in your excel file. Installing FasterCSV RubyGems is the preferred easy install method for FasterCSV. However, you can install FasterCSV manually as described below. == Installing the Gem FasterCSV is intended to be installed via the RubyGems[http://rubyforge.org/projects/rubygems/] system. To get the latest version,. CSV形式のファイルでやりとりがしたいから"fastercsv"を入れてみた・・・んだが、確認不足でいらなかった。 どうやらruby1.9系から"fastercsv"の機能が標準で含まれるようになったので、インストールする必要がなかった(^^; 一応、やったということで。 "Gemfile"に gem 'fastercsv'. を追記して # bundle install. Fetching gem. FasterCSV. ال CSV هى اختصار ل Comma Separated Values مثلا بينات مخزنة كالتالى name, age, sex مثل ahmed, 18, male tina, 18, female omar, 18, male ayman, 17, male rogina, 20, female. 1- ثبت ال fastercsv gem كالتالى. C:Documents and Settingsahmed>gem install fastercsv Successfully installed fastercsv-1.2.3. You can tweak the FasterCSV options by setting some @-params in your action. The csv_builder gem README explains how to use those, but the most useful would be to set @filename to give your users a meaningful filename for their csv-file. You can also specify things like the file-encoding, but go look. > require 'rubygems'> require 'faster_csv'>> path = "C:/Users/test/Desktop/data.txt">> FasterCSV.foreach(path) do |row|> puts row>> end> >> >> C:/Program> Files/Ruby/lib/ruby/gems/1.9.1/gems/fastercsv-1.5.4/lib/faster_csv.rb:13:in> `const_missing': Please switch to Ruby 1.9's. Load Ruby Gems: Now enable the necessary Ruby Gems from the main IRB session. In this example we will load the fastercsv gem to parse a CSV file and show how the gem is still available in a subirb job. ruby. irb(main):001:0> require 'rubygems'. => true. irb(main):002:0> require 'fastercsv'. => true. Now you can use the super fast COPY for import/export data directly from your AR models. Now you can use the super fast COPY for import/export data directly from your AR models. 2 commits this year. csv-parsers(12). 131k 39 185 9 7. conformist 0.2.4. 30. Bend CSVs to your will with declarative schemas. Bend CSVs to. mysql Ver 14.14 Distrib 5.1.63, for debian-linux-gnu (i486) using readline 6.1 gem 1.8.24 rubinius 2.0.0dev (1.8.7 24adadfa yyyy-mm-dd JI) [i686-pc-linux-gnu]... gem install fastercsv. Fetching: fastercsv-1.5.5.gem (100%) Successfully installed fastercsv-1.5.5 1 gem installed. Installing ri documentation for fastercsv-1.5.5. □Gemの探し方から使用するまで. CSVファイルを読み込んだり、書き込んだりできる、 FasterCSV。 名前を最初から知っていれば、すぐに見つけること・インストールできるのは、 LinuxのRPMと同じですが、名前を知らないと、 先へ進めませんよね。 そこで、こんな感じで進めますよ、という流れです。 1.FasterCSVをいかにして. >>=20 >> Perhaps you have another file called csv.rb which is earlier in your="20"= >> $LOAD_PATH >>=20 >> (If your own program is called csv.rb, that would the the culprit :-) >>=20 >> In any case, you'd probably be better off with the fastercsv gem. >=20 > Hi, thanks for response, Fastercsv actually quits. インストール. RubyGems がインストールされている場合は、 gem install fastercsv. 手動でインストールする場合は、RubyForgeの fastercsv からtgzまたはzipファイルをダウンロードして、展開後、 ruby setup.rb. Pure Ruby なので、faster_csv.rb をコピーするだけで使えます。 Installing gems. RubyGems provides a command-line utility for installing the Ruby packages known as “gems". So go to your command line and run the following commands to install the previously-mentioned gems: gem install httparty; gem install fastercsv (only if you aren't on Ruby 1.9.x); gem install json. [vagrant@localhost ~]$ sudo gem install gem install fastercsv ERROR: Could not find a valid gem 'gem' (>= 0) in any repository ERROR: Could not find a valid gem 'install' (>= 0) in any repository Successfully installed fastercsv-1.5.5 1 gem installed Installing ri documentation for fastercsv-1.5.5... Installing. I am trying to use FasterCSV and am getting an error. I installed the fastercsv gem and it appeared to install correctly. This is the error that I'm getting: ./fastercsv.rb:3: uninitialized constant FasterCSV (NameError) from C:/Program Files/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in. ... rubygem-eventmachine.spec excon-0.31.0.gem rubygem-excon.spec execjs-2.0.2.gem rubygem-execjs.spec ezcrypto-0.7.gem rubygem-ezcrypto.spec facade-1.0.5.gem rubygem-facade.spec factory_girl-4.1.0.gem rubygem-factory_girl.spec 0001-Use-usr-bin-env-ruby.patch fastercsv-1.5.5.gem rubygem-fastercsv.spec. I had this export all action in my controller. earlier instead of file I was using CSV, that gave me NameError. So i changed it to file and it worked. I dont know why we cant name it to csv..might be because of old csv gem… def export_all @liges = Liges.all **file** = FasterCSV.generate do |line| cols = ["ID","Details". But just like a princess with a prince charming… then came Nokogiri(saw in Japanese) gem from Ruby which is an HTML, XML, SAX and Reader parser. It supports document searching via XPATH and CSS3 Selectors. Not to mention FasterCSV also a Ruby gem which provides a complete interface to CSV. Additionally I tried to abstract away the Excel peculiarities and kept as close as possible to an array-like interface, much like (Faster)CSV does. Already curious? You'll find the Workbook-gem on RubyGems. Ok, not yet convinced? Here is a list with more features: Read XLS, XLSX, TXT and CSV (ODS may be added some. If you do CSV file parsing in your application then the first thing you have to do is to replace FasterCSV gem (that you probably used in Ruby 1.8 application) with standard Ruby 1.9 CSV library. If you process user uploaded CSV files then typical problem is that even if you ask to upload files in UTF-8. I'm installing FasterCSV (sudo gem install fastercsv) but when I'm using it with Rails I get and "uninitialized constant FasterCSV" error. So - in the... It simply meant replacing all references I had to FasterCSV with just CSV. This works well but I wanted to maintain backwards compatibility with Ruby 1.8 (at least for the short term) so I also did the following: In my Gemfile, I instruct bundler to include the fastercsv gem only if the platform is Ruby 1.8: 1 2, gem 'fastercsv' # Only required on Ruby 1.8 and below gem 'rails_admin', :git => 'git://github.com/sferik/rails_admin.git'. I'm generally a bit annoyed to have to track gems from a git repo, but I understand and respect the developer's decision on the matter. Hopefully we'll see a stable release of. After I burned the midnight oil yesterday to debug into a problem I was having with getting the fastercsv gem to work with JRuby in my OSGI environment I decided to write a post about it and how I finally got it working.The solution is not super clean but it works and at least it helped me to understand some of.
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